Is flatulence a sign or symptoms of earliest pregnancy?

It can be - but it's: Not diagnostic for pregnancy. Do a hpt if you've missed your period. Early pregnancy sxs can include: lack of period, breast swelling ; tenderness with darkened areolas, fatigue, increased urination frequency, constipation, bloating, heartburn, backache, cramping, headache, food cravings or aversions, ^ sense of smell, enlarged waist, feeling faint/dizzy, mood swings, increased gas ; insomnia.